Vietnam., Lam Dong prov., Lac Duong distr., Lat municipality, Pang Tien village, around point 11°38?35??N 108?18?44??E. Remnants of primary evergreen, humid montane forest along rocky mountain stream at elev. about 1250 m a.s.l. Lithophyte on mossy granite cliff, also as epiphyte on old trees. 1 May 2015 AL 54 Coll.: L.Averyanov, T.Maisak, Nguyen Phi Tam, Nong Van Duy. Fl. in 15 Feb 2017. Flowers light greenish-yellow, lip with dark brown keels and irregular marks in center. L.Averyanov
Mr. Nghiem Xuan Son Lam Dong, Dalat City 2 May 2015 sonx71@gmail.com sonnx71@gmail.com